Guardian Technologies 004721-0, 004725-3, 004723-0, 004726-0

Section 6 — Notes

Guardian Liquid-cooled 15 kW, 20 kW and 25 kW Generators

Generac® Power Systems, Inc. 23

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Guardian Technologies 004721-0, 004725-3, 004723-0, 004726-0 Guardian Liquid-cooled 15 kW, 20 kW and 25 kW Generators

Contents

Liquid-cooled, Prepackaged Standby Generators ‹ Operation and Maintenance Authorized Service Dealer Location‹ HOW to Obtain Service Introduction Introduction IFC Safety Rules General Hazards Electrical Hazards Generator Transfer SwitchAutomatic System Operation Generator AC Connection Systems ‹ 1.7.2 High Coolant Temperature Switch ‹ 1.7.1 LOW OIL Pressure Switch‹ 1.7.3 LOW Coolant Level Switch Engine Protective Devices Lifting the Generator Unpacking Reconfiguring the Fuel System Specifications‹ 1.10.1 Generator Specifications ‹ 1.10.2 Engine Specifications Engine OIL Recommendations Torque SpecificationsCoolant Recommendations Generator Mounting Support Generator LocationBasic Standby Electric System ‹ 2.1.1 Nfpa Standards Emergency Circuit Isolation Method Transfer Switch Start Signal ConnectionsTotal Circuit Isolation Method Grounding the Generator Preparation Before START-UP Battery Installation‹ 2.10.1 Vented Batteries ‹ 2.11.1 Prior to Initial START-UP Using a Standard GTS Transfer Switch Manual Transfer START-UP Automatic Operation Control Console ComponentsWeekly Exercise Cycle Every Three Months Engine HeaterOnce Every SIX Months Once Annually Checking Fluid Levels Cooling SystemOverload Protection for Engine DC Electrical System ‹ 4.5.1 Check Engine OIL Level ‹ 4.5.2 Check Battery‹ 4.5.3 Exercise System ‹ 4.5.4 Inspect Cooling System ‹ 4.5.11 Changing the Engine AIR Cleaner Miscellaneous Maintenance‹ 4.6.1 Cleaning the Generator ‹ 4.5.13 Coolant Change ‹ 4.6.4 Battery Replacement ‹ 4.6.3 Battery Maintenance Service Maintenance Interval Information Scheduled Maintenance Level Maintenance Level Problem Cause Correction Troubleshooting Points Guardian Liquid-cooled 15 kW, 20 kW and 25 kW Generators Guardian Liquid-cooled 15 kW, 20 kW and 25 kW Generators Installation Diagram Section Electrical Data Customer Connection 120/240V 1-PHASE Electrical Data Connector Interface Assembly Housing Governor ConnectorCover Connector Housing ASM Motor Stepper Washer Shakeproof EXT 5/16 STL Base Mounting 1.5L Stnrd & AcstcDampener Vibration Washer Flat 5/16 Zinc Weld Stud Under Roof Panel for Access Cover Cable GRD Wire Assy 99HSB Assembly BASE-DOOR Ground WireAssembly Cover Access Cover Access GEN Weld Stud Under Roof For Access Cover Cable Door Weldment 1.5 EPS Roof Acstc & Stnd Cmprtmnt 1.5LWasher Self Locking Dome Baffle Cntrl PNL 1.5L Acoustic To a Silksc Wire AssemblyHourmeter Holder Fuse Waterpump Hardware ARM Adjust Alternator Switch OIL PressureGround Wire Starter Clamp for Wiring Harness not Shown 16 7 Radiator 1.5L Tank Coolant RecoveryVenturi 1.5L Modine Guard FAN 1.5L Modine Vapor Gasket AIR Cleaner Adapter Cover AIR CleanerWeldment Mounting Base Flange Fuel Inlet 16 30 21 Assy Rotor 10KW Housing BlowerAssy Rotor 15KW Assy Rotor 20KW BOOT, Battery Cable ASSY,WIRE#16 REDBRACKET, Battery Hold Down Battery Post Cover RED+ Nipple TOE 1.5NPTX5.5 BLK Iron Manifold Exhaust 1.5LSaddle 2 Inch PIPE,EXHAUST 1.5L STNDRD&ACSTC MANUFACTURER’S Emission Control System Warranty Coverage Your Warranty Rights and ObligationsPURCHASER’S/OWNER’S Warranty Responsibilities Emission Related Parts Include the Following Emission Control System Warranty Warranty Schedule